Musical instruments – Wind instrument – Element or attachment
Patent
1984-05-04
1987-07-21
Ansher, Bernard
Musical instruments
Wind instrument
Element or attachment
74377, D17 99
Patent
active
D02909650
REFERENCES:
patent: 2148540 (1939-02-01), Dibert
patent: 3555955 (1971-01-01), Sahaida
patent: 3635118 (1972-01-01), Slovacek, Jr.
Satalof Stuart L.
Weiner Steven I.
Ansher Bernard
Roston Ellsworth R.
Schwartz Charles H.
Shooman Theodore M.
Weiner Steven I.
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